10 Best Generator 4 Signal 20ma In The Us - Black Friday 2024
Best Choice1
RiiaiRiiai 4 20ma 0 24V Signal Generator, Programmable Current Voltage Generator, Resistance Millivolt Thermocouple Tester, Real-time Curve, Historical Record, 3000mAh USB Rechargeable, for PLC Simulator
Main highlights- 【Real-time Curve & Historical Record】 Riiai 004 model 4-20ma signal generator supports 4 groups of commonly used signal values that can be preset to facilitate quick adjustment of output. The current voltage analog simulator is designed to automatically display the change trend of input and output signals by the real-time curve, and the sampling time of the curve can be set. Compared with the 003 model, it supports recording and viewing a certain amount of historical data in an easier way.
- 【Programmable Output & Wide Application】 The 0 24v DC signal generator has the output function of auto, continuously changes the size according to the set parameters, and chooses three modes: monotonous rise, monotonous fall, and cycle. 4 groups of commonly used signal values can be preset to facilitate quick adjustment of output. It is widely used for PLC and panel debugging, device testing, frequency converter, flow valve, servo motors speed regulation, light dimmer, and etc.
- 【Multiple Interface Terminals】 The 0 to 24V DC signal generator kit adopts 4 inner diameters and 4mm wiring ports on the top surface that are represented by different color rings. The Blue port (IN-) is an alternate function, and it is also an input that can be switched to a 24V independent test power supply. The Red (OUT) port and Black (COM) port form an output port. Yellow (IN+) and Blue(IN-) form the input port. Users can choose the correct color cables and ports to start testing.
- 【More Conversion Choices】 Riiai 004 pocket millivolt generator can support switching more signal modes under different signal types: mA Current Signal (0 to 24 mA, resolution 0.001mA), V Voltage Signal (0 to 24V, resolution 0.001V), XMT Passive Current Signal (0 to 24mA, resolution 0.001mA), Hz Pulse Signal (Frequency Output 0 to 9999 Hz, resolution 5 digits), Resistance (0-390Ω, resolution 0.1Ω, temperature unit set to Celsius or Fahrenheit), Millivolt (-10-100mV, resolution 0.01mV).
- 【3000 mAh USB Rechargeable & TFT Screen】 With a 3000mAh 3.7V USB rechargeable battery (charged via a micro 5V USB port, the adapter is not included), the thermocouple calibrator can be fully charged within 4-6 hours, with a working time of up to 26 hours. Longer time to use and easier to know the value changes through the clear 2.4-inch TFT screen display, and users can adjust the screen backlight according to the field.
9.9Exceptional
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Value for Money2
ANKONGANKONG SG-004A Multifunctional Signal Generator 4-20mA 2.4" TFT Digital Analog Adjustable Current Voltage Thermocouple Resistance Process Calibrator Historical Record with Real-time Curve
Main highlights- The signal generator is suitable for a variety of working conditions, and can perform PLC system debugging, DSC system debugging simulation, valve positioner adjustment, instrument testing and calibration, and inverter testing.
- The fuselage is made of ABS hard shell, and the product is surrounded by an integrated non-slip silicone, so the product is not easy to be broken.
- Real-time curve display, you can display the change trend of input and output signals through the curve, can record up to 100,000 or 15 sets of data, the frequency of input and output is 0-9999HZ, 0.2% high-precision test
- Only the size of a palm, light and portable, you can put it in your backpack at any time ,long-term standby power, built-in 3000mah lithium battery, can standby for a long time for 24 hours, the top right of the screen can display the remaining power, suitable for Type C The charging port is convenient to carry out.
- High-definition color screen backlight display, 2.4-inch TFT-LCD , with backlight for clear reading, the color of the button backlight will be different in different modes
9.7Exceptional
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3
TKXECAdjustable 4-20mA Signal Generator Current Voltage Analog Simulator 0-10V/0-22mA Signal Sources for Value Adjusting PLC Controller Panel LED Testing Calibration
Main highlights- The current output is 2 3 4 wires. Passive and active are fully compatible.
- Store output value when power off.Output short circuit protection, reverse connection protection, charging protection.
- Power Supply: Built-in battery ,micro USB-5V or external power DC 15-30V.
- High Precision Output: 0-10V/0-22mA, precision is 0.01V/0.01mA, rotate the encoder knob to adjust output voltage, can be calibrated.
- Coarse adjustment and fine adjustment dual mode, the number of adjustment circles can be set.and Custom quick adjustment mode.
9.4Excellent
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4
SeesiiSeesii Upgraded SG-003A Signal Generator, 4-20mA 0-24V Adjustable Analog Current Voltage Generator Simulator with Real-time Curve, Historical Record, Multiple Signal Programmable Function Generator
Main highlights- Wide Application: Ideal for PLC, panel debugging, device testing, frequency converters, flow valves, servo motors, light dimmers, and more; includes 1 signal generator, 4 test clips, 1 USB cable, 1 user manual
- Versatile Signal Options: The SG-003A signal generator supports multiple signals, including 0-24mA current, 0-24V voltage, XMT passive current, and Hz pulse. This versatility ensures you have the right signal for various professional applications
- Real-time Curve Display: View input and output signal trends with a real-time curve; set the sampling time for the curve; the simulator adjusts the display curve automatically within a set range
- Quick Preset Adjustments: SG-003A features 4 groups of preset signal values for fast adjustments. It also converts input signals into different output types, making it a highly practical and reliable tool for professionals across different fields
- Programming Output: Automatically adjusts output size based on settings; select from three modes: monotonous rise, monotonous fall, or cycle
- Portable Design & Long Standby: 2.4-inch high-definition screen; lightweight and durable; protective silicone covers on both sides; built-in 3000mAh battery; continuous use for over 8 hours on a full charge
- Multiple Port Signal Generator: Features 4 inner diameters and 4mm ports; Blue(IN-) is an alternate function/input, switchable to a 24V test power supply; Red(OUT) and Black(COM) form output; Yellow(IN+) and Blue(IN-) form input; color coding for easy identification
9.3Excellent
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5
RiiaiRiiai Upgraded 4-20mA 0-24V Current Signal Generator, Current Voltage Adjustable Analog Simulator, Real-time Curve, Multiple Signal Types, 3000mAh USB Rechargeable, Preset Value, for PLC Testing
Main highlights- 【Programmable Output】 The 4-20 ma signal generator has the output function of auto, continuously changes the size according to the set parameters, and chooses three modes: monotonous rise, monotonous fall, and cycle.
- 【Precise Conversion of Various Signal Types】 The 4-20ma signal generator is upgraded to support switching various signal modes available under different signal types: mA Current Signal (0 to 24 mA, precision 0.01mA), V Voltage Signal (0 to 24V, 0.01V), XMT Passive Current Signal (0 to 24mA, precision 0.01mA), Hz Pulse Signal (Frequency Output 0 to 9999 Hz, precision 5 digits). The input signal can be converted into an output signal among different physical quantities.
- 【Multiple Interfaces to Choose】 Main interface programmable output. Input waveform interface: switchable input current graph display, input voltage graph display. VCA conversion interface: switchable voltage to active current,voltage to passive current, current to voltage. Automatic interface: automatic mode can be set for single ascent, single drop, and loop. PWM interface: Output PWM signal,voltage,frequency,duty cycle can be set.
- 【Built-in 3000 mAh USB Rechargeable】 With a 3000mAh 3.7V built-in USB rechargeable battery embedded inside (charged via a micro 5V USB port), the function generator can be fully charged within 4-6 hours. Its working length of up to 26 hours allows for a longer working period.
- 【2.4 Inch TFT Colorful Screen】 Designed with an adjustable pressing button backlight and a high-definition 240*320 TFT color LCD screen, it makes the signal generator kit for plc testing easier for users to operate at night and during the day.
9.1Excellent
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6
T-kingLB78 Signal Generator, 4-20mA /0-10V/mV Current Voltage Signal Generator Signal Source Calibrator Signal Tester (LB78)
Main highlights- Signal Tester:Rational key layout, all functions have independent corresponding keys, which are easily to be operated
- Self-protection signal generator:Built-in one-time quick-break fuse can avoid instrument damages caused by misinserting electric supply with 110V or 220V
- High quality calibrator: Some key chips such as DA, reference voltage and operational amplifier adopts stable chips with high temperature and high temperature, to improve temperature stability of instrument and long-term aging performance index
- Fast speed and zero delay for key response
- Built-in Battery ,Low power dissipation and long stand-by time
8.9Very Good
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7
TestHelperTestHelper TH-71B Handheld Signal Generator Source Simulator Meter,DC Voltage Current Thermocouple K/E/J/T/B/R/S/N,24V Loop,V / mA Step Output
Main highlights- Voltage and current and thermocouple measurement and source output
- The display screen is backlit and the meter has a flashlight on the back
- Manual step output for V and mA and auto waveform output.
- Basic accuracy 0.2% for measure and source output
- 24V loop supply
8.6Very Good
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8
TOWRITETOWRITE Portable generators SG-004A 4-20mA Multifunction Signal Generator 4-20mA PWM Analogs Output Source Process Calibrator Programmable Adjustable Current Voltage Simulator
Main highlights- 5.【Programmable Output & Wide Application】--- The Signal Generator 004 signal generator allows for auto and continuous changes in output size according to set parameters, with three modes available. It is ideal for PLC and panel debugging, device testing, frequency converter, flow valve, servo motor speed regulation, light dimmer, and more.
- 4.【Long Battery Life & Clear Display】--- The 3000mA-h USB rechargeable battery provides long working hours (up to 26 hours) with a charging time of 4-6 hours. The clear 2.4-inch TFT screen display allows for easy monitoring and value changes, with adjustable backlight settings for different working environments;
- 3.【Multiple Interface Terminals】--- With 4 inner diameter and 4mm wiring ports represented by different color rings, the 0 to 24V DC signal generator is versatile for testing different signal types. The Blue port can also be switched to a 24V independent test power supply with the correct color cables and ports;
- 2.【 Function Generators Real-time Curve & Historical Record】--- The signal generator 004 model 4 20mA signal generator supports presetting 4 groups of commonly used signal values for easy adjustment. It also shows the real-time curve of the input/output signals and supports recording a certain amount of historical data for easy viewing;
- 1.【Versatile Signal Modes】--- The Signal Generator 004 pocket function generator offers multiple signal modes including mA current signal, V voltage signal, XMT passive current signal, Hz pulse signal, resistance, and millivolt. You can easily switch between modes to test different signals (resolution up to 5 digits);
8.5Good
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9
WESTOBiG【UPGRADED MODEL SG-003A】WESTOBIG Signal Generator 0-24V 0-24mA Current Voltage Adjustable Analog Simulator, Real-time Curve, Historical Record, Multiple Signal Programmable Function Generator
Main highlights- 【Wide application 】mainly used for debugging of industrial field PLC, process instrumentation, electric valve and so forth. Friendly to operate for professionals and DIY enthusiastics
- 【Well made】The high-definition TFT color LCD screen; The resolution is 240*320; Low power consumption; protective silicones on both side.
- 【Real-time Curve Display】able to produce input and output signal trends curve; sampling time for the curve could be set; the simulator adjusts the display curve automatically within a set range
- 【Large capacity battery】It is powered by a large-capacity3000mHA lithium battery and is charged with a Type-c interface (5V).Super long working 8 hours allows you to take it work outdoor
- 【Input output conversion】SG-003A provides 4 groups of preset signal values for quick adjustments. It also converts input signals into different output types,
- 【Adjustable output size】SG-003A can adjust the output size according to the preset parameters; 3 modes to select: single rise, single fall, and cycle.
- 【4 ports design 】 4 ports on the top: The Blue port(IN-) is an alternate function and it is also an input- that can be switched to a 24V independent test power supply. Red(OUT) port and black(COM) port form an output port. Yellow(IN+) and Blue(IN-) form the input port.
- 【 Multiple signals type output 】SG-003A is able to generate multiple signals, including 0-24mA current, 0-24V voltage, XMT passive current, and Hz pulse.
8.4Good
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10
RuoShui11% OffSignal Generator 4-20ma Current Voltage Analog Signal Source Handheld Process Calibrator Voltage Current Signal Generator
Main highlights- ❋𝑨𝒅𝒗𝒂𝒏𝒄𝒆𝒅 𝑻𝒉𝒆𝒓𝒎𝒐𝒄𝒐𝒖𝒑𝒍𝒆 𝑺𝒊𝒎𝒖𝒍𝒂𝒕𝒊𝒐𝒏: Customize your testing environment effortlessly with our innovative thermocouple simulator. Accurately replicate various temperature conditions for comprehensive system evaluations and effective debugging.
- ❃𝑪𝒐𝒎𝒑𝒂𝒄𝒕 𝒂𝒏𝒅 𝑷𝒐𝒓𝒕𝒂𝒃𝒍𝒆: Despite its small size, this signal generator is remarkably lightweight and portable. Enjoy long standby times and exceptional precision, ensuring uninterrupted performance for your industrial requirements on the go.
- ❁𝑰𝒏𝒕𝒖𝒊𝒕𝒊𝒗𝒆 𝑼𝒔𝒆𝒓 𝑰𝒏𝒕𝒆𝒓𝒇𝒂𝒄𝒆: Enjoy seamless operation with our user-friendly button interface. Whether you are a novice or a seasoned expert, navigating complex tasks becomes effortless, enhancing your overall productivity.
- ❀𝑷𝒓𝒆𝒄𝒊𝒔𝒊𝒐𝒏 4-20𝒎𝑨 𝑶𝒖𝒕𝒑𝒖𝒕: Maximize your system's efficiency with our reliable 4-20mA signal generator, delivering consistent and precise output essential for optimal industrial process operation.
- ✿𝑽𝒆𝒓𝒔𝒂𝒕𝒊𝒍𝒆 𝑺𝒊𝒈𝒏𝒂𝒍 𝑮𝒆𝒏𝒆𝒓𝒂𝒕𝒊𝒐𝒏: Elevate your debugging capabilities with our signal generator, designed for precise analysis of industrial field PLCs, process instrumentation, and electric valves. Experience unparalleled performance across a wide range of applications.
- ✾𝑷𝒆𝒓𝒇𝒆𝒄𝒕 𝒇𝒐𝒓 𝑷𝒓𝒐𝒇𝒆𝒔𝒔𝒊𝒐𝒏𝒂𝒍𝒔 𝒂𝒏𝒅 𝑯𝒐𝒃𝒃𝒚𝒊𝒔𝒕𝒔: Whether you're an industrial automation expert or a passionate hobbyist, this versatile signal generator meets all your needs, making it an essential tool for anyone involved in PLC and instrumentation debugging.
- ✽𝑽𝒆𝒓𝒔𝒂𝒕𝒊𝒍𝒆 𝑨𝒑𝒑𝒍𝒊𝒄𝒂𝒕𝒊𝒐𝒏𝒔: From PLC debugging to process instrumentation and electric valve testing, our signal generator seamlessly adapts to various industrial scenarios, delivering reliable and consistent performance every time.
8.3Good
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